Question 1

Treating infectious diseases has shifted from planktonic susceptibility profiles to:

Accepted Answer

A)  Therapeutic modalities 
B)  Creative treatments 
C)  Multiple interventions 
D)  Degrading enzymes 
A)  Therapeutic modalities 
B)  Creative treatments 
C)  Multiple interventions 
D)  Degrading enzymes

Question 2

What is a biofilm?

Accepted Answer

A)  Communities of organisms attached to a solid surface 
B)  The resulting thick, slimy mucous produced in cystic fibrosis 
C)  A slime factor that can be found in your gastrointestinal tract 
D)  The resulting film that is produced by necrotic tissue, bacteria, and immune cells 
A)  Communities of organisms attached to a solid surface 
B)  The resulting thick, slimy mucous produced in cystic fibrosis 
C)  A slime factor that can be found in your gastrointestinal tract 
D)  The resulting film that is produced by necrotic tissue, bacteria, and immune cells

Question 3

What is stage IV of biofilm development?

Accepted Answer

A)  Multiplication phase 
B)  Thickening phase 
C)  Cell dispersion 
D)  Planktonic stage 
A)  Multiplication phase 
B)  Thickening phase 
C)  Cell dispersion 
D)  Planktonic stage

Question 4

The late colonizers in the dental biofilm include all the following EXCEPT:

Accepted Answer

A)  Capnocytophaga 
B)  Streptococcus salivarius 
C)  Selenomonas flueggei 
D)  Prevotella 
A)  Capnocytophaga 
B)  Streptococcus salivarius 
C)  Selenomonas flueggei 
D)  Prevotella

Question 5

What is stage I of biofilm development?

Accepted Answer

A)  Multiplication phase 
B)  Irreversible binding phase 
C)  Layering phase 
D)  Attachment phase 
A)  Multiplication phase 
B)  Irreversible binding phase 
C)  Layering phase 
D)  Attachment phase

Question 6

What is stage III of biofilm development?

Accepted Answer

A)  Irreversible binding phase 
B)  Layering phase 
C)  Attachment phase 
D)  Multiplication phase 
A)  Irreversible binding phase 
B)  Layering phase 
C)  Attachment phase 
D)  Multiplication phase

Question 7

All the following are laboratory-associated problems related to identifying biofilm-associated diseases EXCEPT:

Accepted Answer

A)  False-positive cultures 
B)  False-negative cultures 
C)  Viable but noncultural organisms 
D)  Loss of or decreased antimicrobial susceptibility 
A)  False-positive cultures 
B)  False-negative cultures 
C)  Viable but noncultural organisms 
D)  Loss of or decreased antimicrobial susceptibility

Exam 31: Biofilms: Architects of Disease

Treating infectious diseases has shifted from planktonic susceptibility profiles to:

What is a biofilm?

What is stage IV of biofilm development?

The late colonizers in the dental biofilm include all the following EXCEPT:

What is stage I of biofilm development?

What is stage III of biofilm development?

All the following are laboratory-associated problems related to identifying biofilm-associated diseases EXCEPT:

Bacterial Cell Structure, physiology, Metabolism, and Genetics

Host-Parasite Interaction

Laboratory Role in Infection Control

Control of Microorganisms

Performance Improvement in the Microbiology Laboratory

Specimen Collection and Processing

Microscopic Examination of Infected Materials

Use of Colonial Morphology for the Presumptive Identification of Microorganisms

Biochemical Identification of Gram-Negative Bacteria

Immunodiagnosis of Infectious Diseases

Applications of Molecular Diagnostics

Antibiotic Mechanisms of Action and Resistance

Antimicrobial Susceptibility Testing

Staphylococci

Streptococcus, enterococcus, and Other Catalase-Negative Gram-Positive Cocci

Aerobic Gram-Positive Bacilli

Neisseria Species and Moraxella Catarrhalis

Haemophilus and Other Fastidious Gram-Negative Bacilli

Enterobacteriaceae

Vibrio,aeromonas,plesiomonas and Campylobacter Species

Nonfermenting and Miscellaneous Gram-Negative Bacilli

Anaerobes of Clinical Importance

Spirochetes

Chlamydia and Rickettsia

Mycoplasma and Ureaplasma

Mycobacterium Tuberculosis and Other Nontuberculosis Mycobacteria

Medically Significant Fungi

Diagnostic Parasitology

Clinical Virology

Agents of Bioterror

Upper and Lower Respiratory Tract Infections

Skin and Soft Tissue Infections

Gastrointestinal Infections and Food Poisoning

Infections of the Central Nervous System

Bacteremia and Sepsis

Urinary Tract Infections

Genital Infections and Sexually Transmitted Diseases

Infections in Special Populations

Zoonotic Diseases

Ocular Infections

Filters